50555499501 has 8 divisors (see below), whose sum is σ = 72592512160. Its totient is φ = 31111076592.

The previous prime is 50555499499. The next prime is 50555499509. The reversal of 50555499501 is 10599455505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50555499501 - 2¹ = 50555499499 is a prime.

It is a super-2 number, since 2×50555499501² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555499509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648147391 + ... + 648147468.

It is an arithmetic number, because the mean of its divisors is an integer number (9074064020).

Almost surely, 2^50555499501 is an apocalyptic number.

It is an amenable number.

50555499501 is a deficient number, since it is larger than the sum of its proper divisors (22037012659).

50555499501 is a wasteful number, since it uses less digits than its factorization.

50555499501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296294875.

The product of its (nonzero) digits is 1012500, while the sum is 48.

The spelling of 50555499501 in words is "fifty billion, five hundred fifty-five million, four hundred ninety-nine thousand, five hundred one".